New Head-Set..Decisions.?--HELP..

[bulldog75]

Well as the title says-Im ready to place an order(Imminently)on a new Head-Set.I have my eye on 3 and Im just asking if anybody has experience of using "all"
1st set=
http://www.overclockers.co.uk/showproduct.php?prodid=SP-002-KS
2nd=
http://www.overclockers.co.uk/showproduct.php?prodid=SP-000-RC&groupid=702&catid=1058
3rd=
http://www.overclockers.co.uk/showproduct.php?prodid=SP-009-RC&groupid=702&catid=1058

Another question about the 2 Roccats,Whats the differnce.Are the XTD Stereo just a revamped version of the 5.1's.ie more comfy etc.
Max ££s is £75.Ive just looked over these also.

http://www.overclockers.co.uk/showproduct.php?prodid=SP-022-RA&groupid=702&catid=1058

Looking at reviews (everywhere)Its a no-brainer.But Id appreciate feedback.

Cheers...